Andrei Alekseevich Slavnov (Russian: Андрей Алексеевич Славнов; 22 December 1939 – 25 August 2022) was a Russian theoretical physicist, known for Slavnov–Taylor identities.
He graduated in physics in 1962 from Moscow State University and received in 1965 his Russian candidate degree (Ph.D.) from the Steklov Institute.
He then worked at the Steklov Institute in the department of theoretical physics, most recently as a principal researcher.
From 1991, he was also the chair of the department of theoretical physics at Moscow State University.
Slavnov was also an editor for the journal Theoretical and Mathematical Physics.